34 lines
915 B
Python
34 lines
915 B
Python
"""create lakes table
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Revision ID: 1234567890ab
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Revises:
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Create Date: 2023-05-25 10:00:00.000000
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"""
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from alembic import op
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import sqlalchemy as sa
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import uuid
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from sqlalchemy.sql import func
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# revision identifiers, used by Alembic.
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revision = '1234567890ab'
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down_revision = None
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branch_labels = None
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depends_on = None
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def upgrade():
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op.create_table(
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'lakes',
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sa.Column('id', sa.String, primary_key=True, default=lambda: str(uuid.uuid4())),
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sa.Column('name', sa.String, nullable=False, index=True),
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sa.Column('area', sa.Float, nullable=False),
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sa.Column('depth', sa.Float, nullable=False),
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sa.Column('location', sa.String, nullable=False),
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sa.Column('created_at', sa.DateTime, server_default=func.now()),
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sa.Column('updated_at', sa.DateTime, server_default=func.now(), onupdate=func.now())
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)
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def downgrade():
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op.drop_table('lakes') |